<!DOCTYPE html>
<style>
div > div {
  border: thin solid black;
  font-family: 'Courier New';
}
</style>
<div lang="en-us">
  <p>Do not hyphenate the last word in a paragraph.
  <div style="width: 15ch">This is<br>hyphenation</div>
  <div style="width: 15ch">This is<br>hyphenation</div>

  <p>Do hyphenate single word.
  <div style="width: 8ch">hyphen-<br>ation</div>
  <div style="width: 8ch">hyphen-<br>ation</div>
</div>
